package com.dalianpai.gulimall.cart.controller;

import com.dalianpai.gulimall.cart.interceptor.CartInterceptor;
import com.dalianpai.gulimall.cart.service.CartService;
import com.dalianpai.gulimall.cart.vo.Cart;
import com.dalianpai.gulimall.cart.vo.UserInfoVo;
import com.dalianpai.gulimall.cart.vo.CartItem;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import java.util.List;
import java.util.concurrent.ExecutionException;

/**
 * @author WGR
 * @create 2020/7/22 -- 16:56
 */
@Controller
public class CartController {

    @Autowired
    CartService cartService;

    @ResponseBody
    @GetMapping("/currentUserCartItems")
    public List<CartItem> getCurrentUserCartItems(){
        return cartService.getUserCartItems();
    }

    @GetMapping("/deleteItem")
    public String deleteItem(@RequestParam("skuId") Long skuId){
        cartService.deleteItem(skuId);
        return "redirect:http://cart.gulimall.com/cart.html";
    }

    @GetMapping("/checkCount")
    public String checkCount(@RequestParam("skuId") Long skuId,@RequestParam("num")Integer num){
        cartService.checkCount(skuId,num);
        return "redirect:http://cart.gulimall.com/cart.html";
    }

    @GetMapping("/checkItem")
    public String checkItem(@RequestParam("skuId") Long skuId,@RequestParam("check")Integer check){
        cartService.checkItem(skuId,check);
        return "redirect:http://cart.gulimall.com/cart.html";
    }

    @GetMapping("/cart.html")
    public String cartListPage(Model model) throws ExecutionException, InterruptedException {
        UserInfoVo userInfoVo = CartInterceptor.threadLocal.get();
        Cart cart =  cartService.getCart();
        model.addAttribute("cart",cart);
        return "cartList";
    }

    @GetMapping("/addToCart")
    public  String addToCart(@RequestParam("skuId") Long skuId, @RequestParam("num") Integer num,
                             RedirectAttributes ra) throws ExecutionException, InterruptedException {
       cartService.addToCart(skuId,num);
        ra.addAttribute("skuId",skuId);
        return "redirect:http://cart.gulimall.com/addToCartSuccess.html";
    }

    @GetMapping("/addToCartSuccess.html")
    public String addToCartSuccess(@RequestParam("skuId") Long skuId,Model model){
      CartItem cartItem  = cartService.getCartItem(skuId);
      model.addAttribute("item",cartItem);
      return "success";
    }















}
